Description
bool 
pcntl_wifstopped ( int status )
    Returns TRUE if the child process which caused the return is
    currently stopped; this is only possible if the call to
    pcntl_waitpid() was done using the option
    WUNTRACED.
   
The parameter 
status is the status parameter supplied to a successfull
call to pcntl_waitpid().
    See also pcntl_waitpid().